Home / 652,480,446.88-900,422,966.54-355,124,821.15

Finding the Fourth Proportional to 652,480,446.88, 900,422,966.54 and 355,124,821.15

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Solution

The fourth proportional to 652,480,446.88, 900,422,966.54 and 355,124,821.15 is: 490,072,225.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,480,446.88 : 900,422,966.54 = 355,124,821.15 : x
  2. Step 2: Convert to fraction form
    652,480,446.88/900,422,966.54 = 355,124,821.15/x
  3. Step 3: Cross multiply
    652,480,446.88x = 900,422,966.54 × 355,124,821.15
  4. Step 4: Simplify right side
    652,480,446.88x = 319,762,544,945,592,192
  5. Step 5: Solve for x
    x = 319,762,544,945,592,192/652,480,446.88
  6. Step 6: Final answer
    x = 490,072,225.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.